79
6.4. Oblicz) ć całki funkcji wymiernych
3) /x2-2x+5QX |
b) |
/ |
c> 0-xOdX |
d) |
I |
3x-2
X2-4x+5
x2 + l
■dx
Odpowiedzi.
dx
6.1. a. Kx)
6.1. b i • x)
6.1. d. Ffx)
6.1. f. F;x) ••
6.2. b. F(x) =
6.2. d. F(.x) =
6.2. f. F(x) =
6.2. li. F(x) =
6.2. j. F(x) =
6.3. b. F(x) =
6.3. d. F(x) =
6.3. f. F(x) =
6.4. a. F(x)
6.4. b. F(x)
6.4. c. F(x)
6.4. d. F(x)
8
2x ' — 3x + 41n|x| — ^ + C;
- ---— + ---— + C; 6.1. c. F(x) = 8a/x — - + C;
7arcsinx + - ln|x| + C; 6.1. e. F(x) = -sinx + 4cosx + C;
= ^ ex — 4arctgx + C; 6.2. a. F(x) = £ ln|4x + 1| + C;
i (x + 9)6 + C; 6.2. c. F(x) = -16V4-x + C;
6
- arctg* + C; 6.2. e. F(x) = iex2+1 + C;
i _
4x
—-cos3x + C; 6.2.g. F(x) = -^sin5x + C; 6.2.i. F(x) = ln - In3x + C; 6.3. a. F(x) = (x — 2)ex + C;
3 x3 x3
—-H- C; 6.3. c. F(x) = — (x + l)e x + C;
4- C; 6.3. e. F(x) =-sin2x 4--cos2x + C;
2) 2 4
- (x - l)cos3x — -sin3x + C;
1
x - 1
= 2 arctg-
3
+ C;
-lnjx2 -- 4x + 5| + 4arctg(x - 2) + C
!.n!x - 3| + 21n|x + 2| + C 1 ..
x 4- arctgx + C
-x3